Well i want to acces some of the sites from... http://www.sparknotes.com/lit/eyes/
but it wont let me access any chapters but the 1 & 2....i need 18 to 20 and it wont let me...so i try IE and it wont let me open any pages....anyone have a clue for both problems?

IE: wont open any pages
Mozilla: sais cont connect to the sites for the chapters(but everything else goes)
thanks in advance